Read the Following Scenario and Answer Questions

Read the following scenario and answer questions.Sobeys is a large Canadian supermarket chain that has stores in 10 Canadian provinces. In addition to the usual grocery and household items, a typical Sobeys store contains an in-store bakery, an in-store delicatessen with hot and cold takeout food, and an in-store meat packaging operation.
-What is the legal element of OH&S that could vary the most across the provinces in which Sobeys operates?

A) powers of enforcement
B) accident-prevention programs
C) protection of workers from reprisals
D) duties of employers